Hempstead Cliff, Hempstead Series (bed 1), Isle of Wight: Late/Upper Eocene, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Cerithiidae
Cerithium subcostellatum
Gastropoda - Naticidae
Natica labellata Lamarck 1804
Bivalvia - Cardiida - Corbiculidae
Cyrena semistriata Deshayes 1831
synonym of Polymesoda subarata
Bivalvia - Pholadida - Corbulidae
Corbula pisum
Corbula vectensis
Corbula sp. Bruguière 1789
Bivalvia - Ostreida - Gryphaeidae
Ostrea callifera Lamarck 1819
recombined as Pycnodonte (Pycnodonte) callifera
Thecostraca - Balanomorpha - Balanidae
Balanus sp. Da Costa 1778
see common names

Geography
Country:United Kingdom State/province:England
Coordinates: 50.7° North, 1.5° West (view map)
Paleocoordinates:49.2° North, 5.3° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Paleogene Epoch:Eocene
Stage:Priabonian 10 m.y. bin:Cenozoic 3
Key time interval:Late/Upper Eocene
Age range of interval:37.71000 - 33.90000 m.y. ago
Stratigraphy
Formation:Hempstead Local bed:1
Local order:top to bottom
Stratigraphic resolution:bed
Stratigraphy comments: the summit of Hempstead Cliff is capped with flint gravel mixed with sand, this bed is the highest Eocene strata, bed thickness is more than 20 ft.
Lithology and environment
Primary lithology:concretionary,ferruginous argillaceous marl
Secondary lithology:concretionary,gray,blue sandy claystone
Includes fossils?Y
Lithology description: This bed is sandy grey or bluish clay, containing concretionary portions consisting of fragments of shells often enveloping entire oysters(!). The Hempstead Strata are shales and marls with a variety of colors (green, blue, red, yellow, gray) and some feruginous concretions.
Taphonomy
Modes of preservation:body,concretion
Size of fossils:macrofossils,mesofossils
Articulated whole bodies:some
Associated major elements:some
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:40105
Authorizer:J. Alroy Enterer:E. Leckey
Modifier:J. Alroy
Created:2004-06-17 16:02:58 Last modified:2005-08-18 19:31:54
Access level:the public Released:2004-06-17 16:02:58
Creative Commons license:CC BY
Reference information

Primary reference:
10868. E. Forbes. 1856. On the Tertiary fluvio-marine formation of the Isle of Wight. Memoirs of the Geological Survey of Great Britain, and of the Museum of Practical Geology 1-162 [J. Alroy/E. Leckey/E. Leckey]